WO2021091331A1 - Charnière de type à pliage vers l'intérieur pour dispositif d'affichage pliable - Google Patents

Charnière de type à pliage vers l'intérieur pour dispositif d'affichage pliable Download PDF

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Publication number
WO2021091331A1
WO2021091331A1 PCT/KR2020/015560 KR2020015560W WO2021091331A1 WO 2021091331 A1 WO2021091331 A1 WO 2021091331A1 KR 2020015560 W KR2020015560 W KR 2020015560W WO 2021091331 A1 WO2021091331 A1 WO 2021091331A1
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WO
WIPO (PCT)
Prior art keywords
tilt
pair
display device
present
foldable display
Prior art date
Application number
PCT/KR2020/015560
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English (en)
Korean (ko)
Inventor
박현민
이성준
Original Assignee
(주)에이유플렉스
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by (주)에이유플렉스 filed Critical (주)에이유플렉스
Publication of WO2021091331A1 publication Critical patent/WO2021091331A1/fr

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1641—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being formed by a plurality of foldable display components
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper

Definitions

  • the present invention relates to an in-folding type hinge for a foldable display device, and in more detail, in a mobile communication terminal in which a flexible display panel is installed on two panels connected to each other to be folded to each other, a pair of panels and a pair of panels It relates to an in-folding-type hinge for a foldable display device capable of performing a stable folding operation with respect to the folding hinge while a rotation means is installed on the in-folding-type hinge connecting the pair of panels to be folded or unfolded.
  • the mobile terminal may be configured to perform various functions. Examples of such various functions include a data and voice communication function, a function of taking a picture or video through a camera, a function of recording a voice, a function of playing a music file through a speaker system, and a function of displaying an image or video.
  • various functions include a data and voice communication function, a function of taking a picture or video through a camera, a function of recording a voice, a function of playing a music file through a speaker system, and a function of displaying an image or video.
  • Some mobile terminals include an additional function to play a game, and some mobile terminals are implemented as multimedia devices. Moreover, recent mobile terminals can watch video or television programs by receiving broadcast or multicast signals.
  • a display module displays information processed by the mobile terminal. For example, when the mobile terminal is in a call mode, a user interface (UI) or a graphical user interface (GUI) related to a call is displayed.
  • UI user interface
  • GUI graphical user interface
  • the display module includes a liquid crystal display, a thin film transistor-liquid crystal display, an organic light-emitting diode, a flexible display, and a 3D display. ), etc.
  • Patent documents similar to the hinge part for a mobile communication device in which the flexible display panel according to the present invention is installed include Publication No. 10-2015-0096827, (name of the invention hinge device and a foldable display device having the same).
  • an object of the present invention is to provide an in-folding type hinge for a foldable display device capable of performing a stable folding operation on the folding hinge while being folded or unfolded.
  • the in-folding type hinge for a foldable display device comprises: a first rotation module unit 40; Consisting of an elastic drive module part 10 and a second rotation module part 70, the elastic drive module part 10 is coupled to the drive body 12 like a shaft 14 and rotates at the same time ( 16), is configured to include a moving cam 18 moving in a direction away from the rotating cam 16 when the rotating cam 16 rotates, and the moving cam 18 is installed in contact with the coil spring 20 Is configured to receive an elastic force by the coil spring (20),
  • the front gears 22 of the shaft 14 are installed so as to be toothed to each other, and each of the gears is geared together with each of the gear arms 24, and the rods 26 on each of the gear arms 24 ) Is installed,
  • a pair of tilt links 44 are installed to be rotatable in the body 42 of the first rotation module part 40,
  • a stopper 46 is provided at a portion where the pair of tilt links 44 abut each other, and the range in which the pair of tilt links 44 rotate inward to each other is limited by each stopper 46,
  • the pair of tilt links 44 are configured so that they cannot be folded inward any more
  • the tilt link 72 includes a stopper 73, the tilt link 72 is inserted into the groove of the tilt guide 76 to rotate, and the groove 79 has a jaw.
  • the stopper 73 of the tilt link 72 is caught on the jaw of the groove 79, so that the range in which the tilt guide 76 rotates along the tilt link 72 is limited,
  • a stopper 72 is provided at a portion where the pair of tilt links 72 abuts each other to limit a range in which the pair of tilt links 72 are folded inward to each other.
  • a stopper for limiting the rotation range of the pair of tilt links is installed on the facing surface of the pair of tilt links facing each other, so that the pair of panels is folded.
  • the risk of damage to the tilt link is reduced in the maximum rotation limit range, and as a result, durability of the foldable display device is improved.
  • the shape of the moving section in which the tilt guide is rotated is stably maintained, so that more than necessary load is applied to the flexible display panel attached to the panel, there is a remarkable effect of preventing failure of the display panel. .
  • the elastic force of the elastic drive module is configured to be transmitted to the first rotation module unit, there is an effect that the opening and closing of the pair of panels becomes smoother.
  • FIG. 1 is a perspective view of an in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 2 is an enlarged perspective view of three module parts constituting an in-folding type hinge for a foldable display device according to the present invention.
  • FIG 3 is an exploded perspective view of an elastic drive module part in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 4 is a perspective view showing a state in which a gear part is coupled in an elastic drive module part in an in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 5 is a completed perspective view of an elastic driving module part in an in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 6 is a front view showing a moving state of a gear part in an elastic drive module part in an in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 7 is a perspective view showing a state in which a pair of tilt links are installed on a body of a first rotation module in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 8 is a perspective view showing a state in which a pair of tilt links are installed on a body of a first rotation module in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 9 is a perspective view and a sectional view showing a state in which a pair of tilt links are rotated inward to each other as much as possible in a body of a first rotation module in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 10 is a perspective view showing a state in which a tilt guide is installed on each tilt link of a first rotation module part in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 11 is a perspective view showing a state in which a tilt guide is installed on each tilt link of a first rotation module part and rotated as far inward as possible in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 12 is a perspective view showing a state in which each tilt guide of the first rotation module part is rotated by half in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 13 is a perspective view showing a state in which a tilt guide installed on each tilt link of a first rotation module part is rotated and unfolded as far as possible in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 14 is a perspective view showing a state in which one tilt guide of a first rotation module part is rotated by half in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 15 is a perspective view showing a model in which the elastic drive module part and the first rotation module part of the present invention are coupled in the in-folding type hinge for a foldable display device according to the present invention.
  • 16 is a perspective view showing a model in which the elastic drive module part and the first rotation module part of the present invention are combined in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 17 is a view in which the gear part and the tilt guide of the elastic drive module part are connected to each other at the moment when the tilt guide of the first rotation module part coupled with the elastic drive module part rotates halfway in the in-folding type hinge for a foldable display device according to the present invention. It is a perspective view showing.
  • FIG. 18 is a perspective view illustrating a state in which an elastic driving module unit and a first rotation module unit coupled to each other in the in-folding type hinge for a foldable display device according to the present invention are installed on a subbody.
  • FIG. 19 is a perspective view illustrating a state in which an elastic driving module unit and a first rotation module unit coupled to each other in the in-folding type hinge for a foldable display device according to the present invention are installed on a subbody.
  • FIG. 20 is a perspective view showing a state in which a tilt link having a tilt guide installed on a module body portion for a second rotation module portion of a main body is installed in an in-folding type hinge for a foldable display device according to the present invention.
  • 21 is a perspective view showing a state in which a pair of tilt guides are installed with a tilt link interposed therebetween.
  • FIG. 22 is a perspective view showing a state in which a pair of tilt guides are installed with the tilt link of the present invention shown in FIG. 21 interposed therebetween.
  • FIG. 23 is a perspective view illustrating a stopper of a pair of tilt links of a second rotation module part in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG 24 is a perspective view showing a state in which the second rotation module part of the present invention is installed on the main body in the in-folding type hinge for a foldable display device according to the present invention.
  • 25 is a sectional view showing a state in which a pair of left and right tilt guides of the present invention rotate along the tilt link and are controlled by being caught by a stopper of the tilt link.
  • 26 is a perspective view showing a state in which the tilt link and the tilt guide installed on the module node of the main body of the present invention are coupled to the module body for the second rotation module of the subbody of the present invention.
  • FIG. 27 is a connection of the other side of the tilt link in the state in which the tilt link and the tilt guide installed in the module node portion of the main body of the present invention shown in FIG. 26 are coupled with the module body portion for the second rotation module portion of the subbody of the present invention. It is a perspective view showing a state in which the protrusion is installed on the subbody.
  • FIG. 28 is a perspective view showing a state in which the in-folding type hinge for a foldable display device according to the present invention is combined with a pair of panels.
  • 29 is a perspective view showing a state in which an in-folding type hinge for a foldable display device according to the present invention is combined with a pair of panels.
  • FIG. 30 is a perspective view showing a state in the middle of a panel being folded in a state in which an in-folding type hinge for a foldable display device according to the present invention is combined with a pair of panels.
  • FIG. 1 is a perspective view of an in-folding type hinge for a foldable display device according to the present invention.
  • 2 is an enlarged perspective view of three modules constituting an in-folding type hinge for a foldable display device according to the present invention.
  • the in-folding type hinge for a foldable display device is composed of a first rotation module part 40, an elastic drive module part 10, and a second rotation module part 70. Has been.
  • FIG. 3 is an exploded perspective view of an elastic drive module part in the in-folding type hinge for a foldable display device according to the present invention.
  • 4 is a perspective view showing a state in which a gear part is coupled in an elastic drive module part in an in-folding type hinge for a foldable display device according to the present invention.
  • 5 is a completed perspective view of an elastic driving module part in an in-folding type hinge for a foldable display device according to the present invention.
  • the elastic drive module unit 10 is coupled to the drive body 12 as a shaft 14 and rotates simultaneously. It is configured to include a moving cam 18 that moves in a direction away from the rotating cam 16 when the cam 16 and the rotating cam 16 rotate, and the moving cam 18 of the present invention is a coil spring 20 It is installed in contact with and is configured to receive an elastic force by the coil spring 20 of the present invention.
  • gears 22 are installed so as to be toothed to each other, and each gear is engaged with each of the gear arms 24.
  • Each gear arm 24 of the present invention is provided with a rod 26.
  • FIG. 6 is a front view showing a moving state of a gear part in an elastic drive module part in an in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 7 is a perspective view showing a state in which a pair of tilt links are installed on a body of a first rotation module in the in-folding type hinge for a foldable display device according to the present invention.
  • 8 is a perspective view showing a state in which a pair of tilt links are installed on a body of a first rotation module in the in-folding type hinge for a foldable display device according to the present invention.
  • 9 is a perspective view and a sectional view showing a state in which a pair of tilt links are rotated inward to each other as much as possible in a body of a first rotation module in the in-folding type hinge for a foldable display device according to the present invention.
  • a pair of tilt links 44 are installed to be rotatable on the body 42 of the first rotation module unit 40.
  • a stopper 46 is provided at a portion where the pair of tilt links 44 of the present invention abut each other, and the range in which the pair of tilt links 44 of the present invention rotate inward to each other is limited by each stopper 46. .
  • the pair of tilt links 44 are configured so that they are no longer folded inward. (See Fig. 9 (b))
  • FIG. 10 is a perspective view showing a state in which a tilt guide is installed on each tilt link of a first rotation module part in the in-folding type hinge for a foldable display device according to the present invention.
  • 11 is a perspective view showing a state in which a tilt guide is installed on each tilt link of a first rotation module part and rotated as far inward as possible in the in-folding type hinge for a foldable display device according to the present invention.
  • the groove on the side of the tilt guide 48 is fitted to the tilt link 44 of the present invention, and the tilt guide 48 is tilted by the stopper 45 of the tilt link 44.
  • the range of rotation by being inserted into the link 44 is limited.
  • the tilt guide 48 rotates in a state where the tilt link 44 and the stopper 45 are fitted in the groove of the tilt guide 48, and a jaw is formed inside the groove 49 of the tilt guide 48.
  • the stopper 45 is caught on the jaw of the groove 49 and the range in which the tilt guide 48 rotates is limited.
  • FIG. 12 is a perspective view showing a state in which each tilt guide of the first rotation module part is rotated by half in the in-folding type hinge for a foldable display device according to the present invention.
  • 13 is a perspective view showing a state in which a tilt guide installed on each tilt link of a first rotation module part is rotated and unfolded as far as possible in the in-folding type hinge for a foldable display device according to the present invention.
  • 14 is a perspective view showing a state in which one tilt guide of a first rotation module part is rotated by half in the in-folding type hinge for a foldable display device according to the present invention.
  • the body 42 of the present invention is configured with a protruding boss 54, and comes into contact with the rail 52 configured in each tilt guide 48, so that the tilt guide of the present invention
  • the rotation of the tilt guide 48 is supported at the time of rotation of 48.
  • the rotational range of the pair of tilt guides 48 according to the present invention is controlled together by the rotational range of the pair of tilting links 44 and the rotational range by which the groove 49 is fitted to each tilt link 44. .
  • FIG. 15 is a perspective view showing a model in which the elastic drive module part and the first rotation module part of the present invention are coupled in the in-folding type hinge for a foldable display device according to the present invention.
  • 16 is a perspective view showing a model in which the elastic drive module part and the first rotation module part of the present invention are combined in the in-folding type hinge for a foldable display device according to the present invention.
  • FIG. 17 is a view in which the gear part and the tilt guide of the elastic drive module part are connected to each other at the moment when the tilt guide of the first rotation module part coupled with the elastic drive module part rotates halfway in the in-folding type hinge for a foldable display device according to the present invention. It is a perspective view showing.
  • the rod 26 of each gear arm 24 of the elastic drive module 10 according to the present invention is fitted into the rail groove 56 of each tilt guide 48, respectively. It is composed.
  • the pair of tilt guides 48 of the present invention are configured to receive an elastic force by the elastic drive module unit 10 while rotating.
  • 18 is a perspective view showing a state in which an elastic driving module unit and a first rotation module unit coupled to each other in the in-folding type hinge for a foldable display device according to the present invention are installed on a subbody.
  • 19 is a perspective view showing a state in which an elastic driving module unit and a first rotation module unit coupled to each other in the in-folding type hinge for a foldable display device according to the present invention are installed on a subbody.
  • the elastic drive module unit 10 and the first rotation module unit 40 of the present invention are installed on the subbody 82 in a coupled state.
  • the sub-body 82 of the present invention includes a module body part 72 in which the second rotation module part 70 is installed.
  • FIG. 20 is a perspective view showing a state in which a tilt link with a tilt guide installed on a module body for a second rotation module of a main body is installed in an in-folding type hinge for a foldable display device according to the present invention.
  • 21 is a perspective view showing a state in which a pair of tilt guides are installed with a tilt link interposed therebetween.
  • 22 is a perspective view showing a state in which a pair of tilt guides are installed with the tilt link of the present invention shown in FIG. 21 interposed therebetween.
  • 23 is a perspective view illustrating a stopper of a pair of tilt links of a second rotation module part in the in-folding type hinge for a foldable display device according to the present invention.
  • a second rotation module part 70 is installed in the module body part 9 of the central body 8 according to the present invention.
  • the rotation protrusion 74 of the tilt link 72 is formed in the rotation groove 78 of the module body part 9. ).
  • a stopper 73 is configured in the tilt link 72 of the present invention, the tilt link 72 is inserted into the groove of the tilt guide 76 to rotate, and the groove 79 of the present invention has a jaw. As a result, the stopper 73 of the tilt link 72 is caught on the jaw of the groove 79, so that the range in which the tilt guide 76 rotates along the tilt link 72 is limited.
  • a stopper 72 is provided at a portion where the pair of tilt links 72 according to the present invention abuts each other to limit the range in which the pair of tilt links 72 are folded inward to each other.
  • 24 is a perspective view showing a state in which the second rotation module part of the present invention is installed on the main body in the in-folding type hinge for a foldable display device according to the present invention.
  • 25 is a sectional view showing a state in which a pair of left and right tilt guides of the present invention rotate along the tilt link and are controlled by being caught by a stopper of the tilt link.
  • the rotation range of a pair of tilt guides 76 is rotated only by a stopper 75 installed at a portion where the pair of tilt links 72 abuts each other. It is limited by the range, and has a configuration in which rotation is controlled in a double direction in which the range in which the stopper 73 is caught by the jaw and rotates while the tilt link 72 is inserted into the groove 79 and rotates is limited.
  • the boss 102 is in contact with the rail 104 of the tilt guide 76 of the present invention to support the tilt guide 76 when the tilt guide 76 rotates.
  • FIG. 26 is a perspective view showing a state in which the tilt link and the tilt guide installed on the module node of the central body of the present invention are coupled to the module body for the second rotation module of the subbody of the present invention.
  • FIG. 27 is a connection of the other side of the tilt link in the state in which the tilt link and the tilt guide installed on the module node of the main body of the present invention shown in FIG. 26 are coupled to the module body for the second rotation module of the subbody of the present invention.
  • It is a perspective view showing a state in which the protrusion is installed on the subbody.
  • one rotation protrusion 74 of the tilt link 72 of the present invention is fitted into the rotation groove 78 of the module body 9 of the central body 8, and the other rotation The protrusion 74 is fitted into the rotation groove 178 of the module body portion 172 of the subbody 82.
  • FIG. 28 is a perspective view showing a state in which the in-folding type hinge for a foldable display device according to the present invention is combined with a pair of panels.
  • 29 is a perspective view showing a state in which an in-folding type hinge for a foldable display device according to the present invention is combined with a pair of panels.
  • FIG. 30 is a perspective view showing a state in the middle of a panel being folded in a state in which an in-folding type hinge for a foldable display device according to the present invention is combined with a pair of panels.
  • the in-folding type hinge for a foldable display device is combined with a pair of panels 2 and is configured to be folded or unfolded in an in-folding type method.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Telephone Set Structure (AREA)

Abstract

La présente invention concerne une charnière de type à pliage vers l'intérieur pour un dispositif d'affichage pliable, et plus particulièrement, une charnière de type à pliage vers l'intérieur pour un dispositif d'affichage pliable qui est caractérisé en ce que, dans un terminal de communication mobile dans lequel un panneau d'affichage flexible est installé sur deux panneaux qui sont reliés l'un à l'autre de façon à pouvoir être pliés ensemble, un moyen de rotation est installé sur une charnière de type à pliage vers l'intérieur qui relie une paire de panneaux et une autre paire de panneaux, et en ce qu'une opération de pliage stable par rapport à la charnière pliante peut être effectuée tandis qu'une paire de panneaux est train d'être pliée ou dépliée.
PCT/KR2020/015560 2019-11-06 2020-11-06 Charnière de type à pliage vers l'intérieur pour dispositif d'affichage pliable WO2021091331A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0141306 2019-11-06
KR1020190141306A KR20210054954A (ko) 2019-11-06 2019-11-06 폴더블 디스플레이 디바이스용 인폴딩타입힌지

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WO2023279471A1 (fr) * 2021-07-05 2023-01-12 武汉华星光电半导体显示技术有限公司 Charnière, panneau d'affichage souple et appareil électronique

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CN113257136A (zh) * 2021-06-03 2021-08-13 武汉华星光电半导体显示技术有限公司 折叠显示装置
KR20230033366A (ko) * 2021-09-01 2023-03-08 삼성전자주식회사 힌지 어셈블리를 포함하는 전자 장치
KR20230036267A (ko) * 2021-09-07 2023-03-14 삼성전자주식회사 힌지 어셈블리 및 이를 포함하는 전자 장치

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